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46 lines
1.6 KiB
46 lines
1.6 KiB
/* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include <stddef.h> |
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#include "libavutil/cpu.h" |
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#include "libavutil/aarch64/cpu.h" |
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#include "libavutil/internal.h" |
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#include "libavcodec/imdct15.h" |
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#include "asm-offsets.h" |
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AV_CHECK_OFFSET(IMDCT15Context, exptab, CELT_EXPTAB); |
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AV_CHECK_OFFSET(IMDCT15Context, fft_n, CELT_FFT_N); |
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AV_CHECK_OFFSET(IMDCT15Context, len2, CELT_LEN2); |
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AV_CHECK_OFFSET(IMDCT15Context, len4, CELT_LEN4); |
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AV_CHECK_OFFSET(IMDCT15Context, tmp, CELT_TMP); |
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AV_CHECK_OFFSET(IMDCT15Context, twiddle_exptab, CELT_TWIDDLE); |
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void ff_celt_imdct_half_neon(IMDCT15Context *s, float *dst, const float *src, |
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ptrdiff_t stride, float scale); |
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void ff_imdct15_init_aarch64(IMDCT15Context *s) |
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{ |
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int cpu_flags = av_get_cpu_flags(); |
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if (have_neon(cpu_flags)) { |
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s->imdct_half = ff_celt_imdct_half_neon; |
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} |
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}
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